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St John The Baptist Primary School, Portadown

BBC Bitesize Maths Challenges

5th Jun 2020

Challenge 1

Sal has 20 beads.

She uses some beads to make these two necklaces.

Two necklaces, one has seven beads and the other has eight.  

How many beads does she have left?

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Challenge 2

George is thinking of a 2 digit number.

George describes his number as in the five times table, less than eighty and equals 9 when the digits are added together.  

What number is George thinking of?

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Challenge 3

Two numbers, A and B, are marked on the number lines.

The first number line ranges from 200 and 550 and the second number line ranges from 20 and 40. Each number line is divided into eight equal parts. Point A lies on part six on number line 1 and point B lies on part seven on number line 2.  

Find the sum of A and B.

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Challenge 4

Max buys a shirt and a jacket.

A blue shirt and pinstripe suit jacket.  

The jacket costs £25 more than the shirt.

The total cost of the shirt and jacket is £87.

How much does each item cost?

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Challenge 5

The mass of 1 cube and 4 cones is 110 g.

One green cube and four blue cones.  

The mass of 1 cube and 2 cones is 72 g.

One green cube and two blue cones.  

What is the mass of 1 cube?

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Challenge 6

A plank of wood is 4.6 metres long.

A plank of wood 4.6 metres long.    

These three lengths of wood are cut from the plank.

From left to rights the three pieces of wood lengths are 1.45 metres, 88 centimetres and 1630 millimetres.  

What is the length of the wood left?

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Challenge 7

A factory makes these wooden cubes.

A cube with a base of 3 centimetres.    

They are packed into large boxes.

A box with the dimensions 15 cm tall, 27 cm wide and 12 cm deep.

How many wooden cubes can be packed into one large box?